<!DOCTYPE html>
<html>
<head>
    <meta charset='utf-8'>
    <meta http-equiv='X-UA-Compatible' content='IE=edge'>
    <title>Page Title</title>
    <meta name='viewport' content='width=device-width, initial-scale=1'>
    <link rel='stylesheet' type='text/css' media='screen' href='main.css'>
    <script src='main.js'></script>
</head>
<style>
    div{
        width: 800px;
        margin: auto;
        border-top: 3px solid orange;
        border-bottom: 1px solid gray;
    }
    a{
        display: inline-block;
        width: 100px;
        height: auto;
        text-align: center;
        padding: 15px;
        text-decoration: none;
        color: black;
    }
    a:hover{
        background-color: gray;
        text-decoration: underline;
    }
</style>
<body>
    <div>
        <a href="#">首页</a>
        <a href="#">手机新浪网</a>
        <a href="#">移动客户端</a>
        <a href="#">博客</a>
        <a href="#">微博</a>
        <a href="#">关注我</a>
    </div>
</body>
</html>